S 433-094
 (16)
 Replace the plug on drain line No. 24.

 S 033-095

 (17)
 At STA 1980 on the right side of the bulk cargo compartment, remove the plug from drain line No. 26 (Fig. 301).

 S 173-096

 (18)
 Flush from the air supply through the pitot line with dry filtered air, 20 to 30 psi, for 2 minutes.

 NOTE: Make sure that you can feel air come out of the line to show
____
 that the line is not cross connected.

 S 433-097
 (19)
 Replace the plug on drain line No. 26.

 (20)
 In section 48, remove the plug from drain line No. 28 (Fig. 301).

 S 033-098
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 S 173-099
 (21) Flush from the air supply through the pitot line with dry filtered air, 20 to 30 psi, for 2 minutes.
 NOTE: Make sure that you can feel air come out of the line to show
____
 that the line is not cross connected.

 S 433-100
 (22)
 Replace the plug on drain line No. 28.

 S 033-101

 (23)
 In section 48, remove the pressure cap from the pitot line disconnected from the right side pitot port of the elevator feel computer.

 S 173-102

 (24)
 Flush from the air supply through the pitot line with dry filtered air, 20 to 30 psi, for 2 minutes.

 NOTE: Make sure that you can feel air come out of the line to show
____
 that the line is not cross connected.

 S 433-103
 (25)
 Replace the pressure cap on the pitot line disconnected from the right side pitot port of the elevator feel comuter.

 S 093-250

 (26)
 Remove the air supply from drain line No. 21 and replace plug.

 J. Flush the Captain's Static System
 S 283-105
 (1)  Make sure that the upper left pitot-static probe, the lower right pitot-static probe, the left air data computer, and all of the drain assemblies are disconnected from the captain's static system.
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 (2)  S 493-251In the electrical and electronics compartment, remove the plug from drain line No. 17 (Fig. 301) and connect the air supply.
 (3)  S 033-107In the electrical and electronics compartment, remove the pressure cap from the static hose disconnected from the left air data computer.
 (4)  S 173-108Flush from the air supply through the static line with dry filtered air, 20 to 30 psi, for 2 minutes.
 NOTE:____ Make sure that you can feel air come out of the line to show that the line is not cross connected.
 (5)  S 433-109Replace the pressure cap on the static hose disconnected from the left air data computer.
 (6)  S 033-110At STA 400 in the left crawlway, remove the plug from drain line No. 9 (Fig. 301).
 (7)  S 173-111Flush from the air supply through the static line with dry filtered air, 20 to 30 psi, for 2 minutes.
 NOTE:____ Make sure that you can feel air come out of the line to show that the line is not cross connected.
 (8)  S 433-112Replace the plug on drain line No. 9.

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 S 033-113
 (9)  
At STA 275 on the left side of the main passenger cabin, remove the pressure cap from the static hose disconnected from the upper left pitot-static probe, S1 connection.
　
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